Concessão da patente
#16.1
02/04/1986
RPI 798
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Official data from INPI
PROCESSO PARA RETORTAGEM DE XISTO BETUMINOSO E RECUPERAÇÃO DE PRODUTOS DE PIRÓLISE DO MESMO
ConcedidaInvention Patent
Application data
Number
PI8200176Type
Invention Patent
Filing
01/14/1982
Publication
04/12/1983
Progress at the INPI
- Filing01/14/82
- Publication04/12/83
- Examination06/26/84
- Allowance07/09/85
- Grant02/04/86
- Terminated10/16/90
The patent was granted on 02/04/1986 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 02/04/1986. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Justheim Petroleum Company
US
Inventors
C. J. (pessoa física)
US
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Notificação para pagamento de retribuição
#13.1
11/12/1985
RPI 786
Deferimento
#9.1
07/09/1985
RPI 768
Republicação - classificação IPC
#15.11
06/18/1985
RPI 765
Solicitação de exame técnico
#4.1
06/26/1984
RPI 714
Publicação do pedido de patente
#3.1
04/12/1983
RPI 651
Pedido de patente depositado
#2.1
03/09/1982
RPI 594
Anuidade - prazo legal encerrado
#18.2
10/16/1990
RPI 1037
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